Josef Zamrzla

Web applications developer

About

I'm a web application/distributed systems developer. I prefer Javascript (Node.js) and/or Python.
I have a broad experience using a wide range of data stores, from classic relational SQL
databases to key/value and document stores to the full-text engines like ElasticSearch or Fast ESP.

I also offer consultancy in the fields of:

architecture and design of distributed systems
with an emphasis on ability to handle large loads and flexible horizontal scalability

Angelcam (Click2stream)

Design and development of high scalable, fault tolerant, service oriented platform
for live video streaming from surveillance cameras.
Development od docekerized microservices with service discovery option.
Profiling of Node.js apps, solving problems with hign CPU and memory consumption of Node.js apps,
detecting and managing memory leaks, garbage collection optimalizations.